[INFO] fetching crate treeculler 0.2.0...
[INFO] testing treeculler-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate treeculler 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate treeculler 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treeculler 0.2.0
[INFO] finished tweaking crates.io crate treeculler 0.2.0
[INFO] tweaked toml for crates.io crate treeculler 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded vek v0.14.1
[INFO] [stderr]   Downloaded libm v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 990d943b02f208e43ff6a3d1296660112e67fd1a7e093b8b85ccb7dab0d271c5
[INFO] running `Command { std: "docker" "start" "-a" "990d943b02f208e43ff6a3d1296660112e67fd1a7e093b8b85ccb7dab0d271c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "990d943b02f208e43ff6a3d1296660112e67fd1a7e093b8b85ccb7dab0d271c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990d943b02f208e43ff6a3d1296660112e67fd1a7e093b8b85ccb7dab0d271c5", kill_on_drop: false }`
[INFO] [stdout] 990d943b02f208e43ff6a3d1296660112e67fd1a7e093b8b85ccb7dab0d271c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf239c1ba95c9fdc746884691b2c7c40125b20161aa9f0714c001bb66d4f3554
[INFO] running `Command { std: "docker" "start" "-a" "cf239c1ba95c9fdc746884691b2c7c40125b20161aa9f0714c001bb66d4f3554", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vek v0.14.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling treeculler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.34s
[INFO] running `Command { std: "docker" "inspect" "cf239c1ba95c9fdc746884691b2c7c40125b20161aa9f0714c001bb66d4f3554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf239c1ba95c9fdc746884691b2c7c40125b20161aa9f0714c001bb66d4f3554", kill_on_drop: false }`
[INFO] [stdout] cf239c1ba95c9fdc746884691b2c7c40125b20161aa9f0714c001bb66d4f3554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76293eca89657cbb136bddcffcb2a6aa76c54838111e150fb0109e47ccc90286
[INFO] running `Command { std: "docker" "start" "-a" "76293eca89657cbb136bddcffcb2a6aa76c54838111e150fb0109e47ccc90286", kill_on_drop: false }`
[INFO] [stderr]    Compiling treeculler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "76293eca89657cbb136bddcffcb2a6aa76c54838111e150fb0109e47ccc90286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76293eca89657cbb136bddcffcb2a6aa76c54838111e150fb0109e47ccc90286", kill_on_drop: false }`
[INFO] [stdout] 76293eca89657cbb136bddcffcb2a6aa76c54838111e150fb0109e47ccc90286
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b6c4a6e6556f7ec5af0259f853bbbd8182cc82f397d0b9b569dd87a06d55467
[INFO] running `Command { std: "docker" "start" "-a" "1b6c4a6e6556f7ec5af0259f853bbbd8182cc82f397d0b9b569dd87a06d55467", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/treeculler-1414f6bf59c3759d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treeculler
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1b6c4a6e6556f7ec5af0259f853bbbd8182cc82f397d0b9b569dd87a06d55467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6c4a6e6556f7ec5af0259f853bbbd8182cc82f397d0b9b569dd87a06d55467", kill_on_drop: false }`
[INFO] [stdout] 1b6c4a6e6556f7ec5af0259f853bbbd8182cc82f397d0b9b569dd87a06d55467